add function docstrings #48

	name: CI

	on: [push]

	defaults:
	run:
	working-directory: sdk

	jobs:
	lint_and_test:
	runs-on: ubuntu-latest
	strategy:
	max-parallel: 4

	steps:
	- name: Check out repository
	uses: actions/checkout@v3

	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: "3.11"

	- name: Set up Poetry
	env:
	ACTIONS_ALLOW_UNSECURE_COMMANDS: true
	uses: snok/install-poetry@v1
	with:
	version: 1.5.1
	virtualenvs-create: true
	virtualenvs-in-project: true
	installer-parallel: true

	- name: Load cached venv
	id: cached-poetry-dependencies
	uses: actions/cache@v3
	with:
	path: .venv
	key: venv-${{ runner.os }}-${{ steps.setup-python.outputs.python-version }}-${{ hashFiles('**/poetry.lock') }}

	- name: Install dependencies
	run: poetry install
	if: steps.cached-poetry-dependencies.outputs.cache-hit != 'true'

	- name: Code formatting
	run: poetry run ruff format .

	# todo: remove exit-zero once ruff issues are fixed
	- name: Code linting
	run: poetry run ruff check .

	- name: Run tests
	env:
	CI: true
	run: make tests

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